ABOVE: An unshielded turbo means you’re leaving a lot of horsepower and turbo efficiency on the table. Increased turbo lag, lower max boost and increased underhood heat are all negative effects of an unshielded turbocharger.

You’ll see us talking up using Heatshield Products exhaust wrap and/or insulation to keep more heat in your exhaust system for multiple reasons. First is to cut down on the amount of heat the exhaust system radiates, which can increase underhood temperatures and interior heat; the exhaust pipes running under the floor will heat the floor and transmit that heat into the passenger cabin. Second, keeping more heat in the exhaust system helps increase performance, especially in turbocharged applications. You